Sobral, M. F., Costa, A. P. C. S. and Almeida Filho, A. T. de (2010) “Multi-criteria model for classifying clients of companies distributing liquefied petroleum gas”, Brazilian Journal of Operations & Production Management, 7(1), pp. 53–75. Available at: https://bjopm.org.br/bjopm/article/view/V7N1A3 (Accessed: 25 April 2024).